Break out the setupnode function of dopackages into a separate script so
that it may be called by hand.
Support new portbuild.conf variables
client_user = user to connect to on the client (not necessarily
root). This user must have write permission to the
/var/portbuild tree if disconnected=1 (i.e. we're
going to run rsync).
rsync_gzip = set to "-z" to enable compression on low-bandwidth
disconnected clients.Approved by: portmgr (self)